Home / 139,822.84-209,590.26-60,922.36

Finding the Fourth Proportional to 139,822.84, 209,590.26 and 60,922.36

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Solution

The fourth proportional to 139,822.84, 209,590.26 and 60,922.36 is: 91,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,822.84 : 209,590.26 = 60,922.36 : x
  2. Step 2: Convert to fraction form
    139,822.84/209,590.26 = 60,922.36/x
  3. Step 3: Cross multiply
    139,822.84x = 209,590.26 × 60,922.36
  4. Step 4: Simplify right side
    139,822.84x = 12,768,733,272.21
  5. Step 5: Solve for x
    x = 12,768,733,272.21/139,822.84
  6. Step 6: Final answer
    x = 91,320.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.